<!DOCTYPE html> 
<html> 
<body> 
 
<button type="button" onclick="goBack(); ">Back</button>  

<br/>
<br/>

<video id="myVideo" controls autoplay>
  <source id="mp4_src" src="/static/tutorial/instrNew.mp4" type="video/mp4">
  <!-- <source id="ogg_src" src="mov_bbb.ogg" type="video/ogg"> -->
  Your browser does not support HTML5 video.
</video>

<script> 
window.onload = function() {  
    document.getElementById("mp4_src").src = "/static/tutorial/instrNew.mp4";
    // document.getElementById("ogg_src").src = "movie.ogg";
    document.getElementById("myVideo").load();
} 

function goBack () {
	window.history.back();
}

</script> 

</body> 
</html>
